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2002 Saturn SL1

Question: Idles higher than ever/check engine light on

Question

SeanB, Nampa, ID, March 13, 2010, 19:17
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 Rookie

About 1 month ago my service engine light came on. I haven't had the time to have it looked at and now it idles in neutral around 1,750 RPM's to 2,000 RPM's. Wasn't sure what to do or how to diagnose, or if there was a way that I can fix by myself?? I have heard that Auto Zone can pull the diagnostic codes to find out the problem?? Any tips would be greatly appreciated.

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  • Answer #1

    patrick mannion from Greg Solow's Engine Room, March 13, 2010, 21:05
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     Master

    Get the code retrieved , the code will indicate the area in which the problem lay. The idle speed may be high due to a failed idle speed motor or the computer in your car may be compensating for something else. foolish to speculate without retrieving codes and doing basic diagnostic tests.

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  • Answer #2

    Visitor, April 04, 2010, 18:40

    spray carburator cleaner at number cylinder intake while motor is running (its behind power steering pump and block)if it is leaking it will bog down when you spray # intake port. if if bogs when sprayng....change intake manifold gasket...20.00 at parts store. another symtom is cylinder misfire on cylinder 1 hope this helps oh 400.00 for mechanic 4 hrs work or 20.00 if you do the work yourself

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  • Answer #3

    Visitor, April 05, 2011, 15:17

    check for intake gasket leak. spray some brake kleener around the intake, see if it idle down

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